With temperatures hovering near 90 degrees mid afternoon, Rona Simon of New York City (far left - out of picture) cools off niece Deanna Peters, 3, of New York City and nephew John Diaz, 4, of Allentown and friend June John of Guyana (center), in South Allentown's Mack Pool on Monday, August 15, 2016.

With temperatures hovering near 90 degrees mid afternoon, Rona Simon of New York City (far left - out of picture) cools off niece Deanna Peters, 3, of New York City and nephew John Diaz, 4, of Allentown and friend June John of Guyana (center), in South Allentown's Mack Pool on Monday, August 15, 2016. (HARRY FISHER / The Morning Call)